Field Trial Qualified Operators

As of November 2018
Operator Territory
AT&T Services USA
Bouygues Telecom France
Deutsche Telekom Germany
MEO - Serviços de Comunicações e Multimédia Portugal
NTT DOCOMO Japan
Orange SA France
Sprint USA
Telecom Italia Italy
Telefonica (O2) UK
Vodafone  Germany
Vodafone Italy